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    <title>第四课 策略模式</title>
</head>

<body>
    <script>

        // if('condition1'){
        //     console.log('condition1' + agrs);
        // }else if('condition2'){
        //     console.log('condition2' + agrs);
        // }else if('condition3'){
        //     console.log('condition3' + agrs);
        // }

        var conditionObj = {
            'condition1':function(args){
                console.log('condition1' + args);
            },
            'condition2':function(args){
                console.log('condition2' + args);
            },
            'condition3':function(args){
                console.log('condition3' + args);
            }                                               
        };
        var doFn = function(condition,args){
            return conditionObj[condition](args);
        }
        doFn('condition1','星星课堂');

    </script>
</body>

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